About this eBook

PREFACE It gives us immense pleasure in presenting the new revised edition of Comprehensive Practical Chemistry for students of Class XI under 10 2 pattern. The book has been written strictly according to the new syllabus adopted by Central Board of Secondary Education and other state boards. We hope that the book will be quite helpful to young students in acquiring the skills of various laboratory techniques. Some of the outstanding features of the book are Simple language and lucid style. Wherever required, a large number of illustrations have been given to clarify the use of various apparatuses used in laboratory. The theoretical aspects of each experiment have been discussed briefly along with the experiment. In volumetric analysis calculations based on molarity have been given. In qualitative inorganic analysis, the various tests have been given in a systematic way in tabular form. In order to guide the students about recording the experiment in the notebook, a specimen record of analysis of a salt has been given in the chapter on qualitative analysis. A large number of solved viva questions have been included in each chapter. A number of investigatory projects have been given at the end. We sincerely hope that the book will be appreciated by our learned colleagues and students. We shall be glad to receive constructive suggestions for the further improvement of the book. AUTHORS ix SYLLABUS CLASS XI PRACTICALS Evaluation Scheme for Examination Volumetric Analysis Salt Analysis Content Based Experiment Class Record, Project and Viva Marks 10 8 6 6 Total 30 Practicals Syllabus Micro-chemical methods are available for several of the practical experiments. Wherever possible such techniques should be used A. Basic Laboratory Techniques 1. Cutting glass tube and glass rod 2. Bending a glass tube

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